Abbreviations:
- answer, A
- the user's complete current answer to a Q, as many responses as items
- see Answer information structure
- active (enquiryType)
- one in which the user has at least one active enquiry
- active (enquiry)
- one that the user is actively using to find correspondents
- verb: activate or turn on
- opposite: inactive
- answer status
- (see: Q/A status)
- answer history
- a record of dated answers a user has given to a specific Q
- accepted (Q)
- the default; not refused
- see Answer information structure
- area
- not used: use enquiryType instead
- awkward (tentative term and definition)
- enquiry where there is exactly one misfit Q and no unfit Q
- belief
- whether a user is inclined to believe or doubt an A given by another
- blank
- not used: use unanswered instead
- block (verb)
- to deny another user the opportunity to contact
- opposite: unblock
- (see: contact status)
- broader Q (relative to dependent Qs)
- dependent Qs depend on the A to their broader Q
- contact
- a correspondent who has mutually shared contact details
- contact status
- relationship between two correspondents
- one of: unknown; invited by me/them; blocked by me/them/both; established
- context
- too general a term, use "focus"
- correspondence
- the situation of requirements being mutually satisfied for enquiries in the same enquiryType
- correspondent, Co
- another user where correspondence of enquiries has been discovered
- see Correspondent information structure
- dependent question
- or: follow-on question (colloquial)
- Q that depends on the A to a broader Q
- desirable (of a want, in an enquiry)
- where the want expresses a preference
- not: essential; inactive
- device
- front-end technology on hand for user to use CHOICE
- if locatable, may be used as moving location
- enquiry, Enq (noun)
- Enquirers specify what they want of another person through an enquiry
- each enquiry has a particular enquiryType
- see Enquiry information structure
- enquire (verb)
- the process of exploring for correspondence with enquiries
- enquirer (noun)
- with respect to a particular Q, a person with wants, asking it as part of an enquiry
- with respect to an enquiry, me, pressing the button "try this enquiry"
- opposite: respondent
- enquiryType, ETy
- every enquiry has a type, which represents the kind of 
- e.g. filling job or position; friendship; dating; activity that needs partner; 
- see explanation of enquiry types, and the enquiry type information structure
- essential (of a want, in an enquiry)
- where the enquiry will only fit if the want is satisfied
- an essential want is a requirement
- not: desirable; inactive
- established contacts
- correspondents who have both opted to contact each other
- (see: contact status)
- fit (of enquiry) (rather than: pass; match) 
- when correspondence is tested and found present
- when all the essential wants are given answers that fit
- enquiry fit is based only on requirements, not preferences
- fit (of Q)
- when an A satisfies the wants for that Q
- cf. unfit, misfit
- focus (rather than: context)
- variables that determine the focus of a page
- follow-on question
- colloquial form of dependent Q
- grade (of want)
- essential, desirable, considering or not asked
- inactive (enquiryType)
- one with no active enquiries
- inactive (enquiry)
- set up but not currently in use
- verb: deactivate or turn off
- opposite: active
- inactive (Q want in enquiry)
- lowest priority Q want, kept with but not used in enquiry
- not: required; desirable
- item, J
- an individual (part) Q with just one response
- location, Loc
- place around which an enquiry may be set
- may be nowhere, or with device
- see Location information structure
- main
- not used, as too vague -- use "broader" instead
- match
- not used, because of implication of similarity; use "fit" instead
- meta-question
- Q about a Q 
- may be whether information has been supplied (e.g. address)
- may be whether a Q is used in the corresponding enquiry (dubious?)
- misfit
- (of Q) where Q is answered, but A does not satisfy want
- either when A is wrong, or where it is withheld from current enquiry
- (of enquiry) where some answers misfit wants
- cf. fit, unfit
- mode (of use): active or passive
- an active user interactively investigates wants and receives feedback
- a passive user may be posed Qs and informed of correspondence
- the current view interweaves them seamlessly
- mute, muted:
- colloquial form of withhold, withheld
- nowhere
- a special location used when the user wants to hide their location and not meet in person
- option
- an item for choice-type Qs
- pass
- not used: use "fit" instead
- passive
- not used because of too many meanings of "active"
- for the non-proactive role, use "respondent" instead
- permitted (Q, in field)
- as normal, CHOICE allows the Q to be used for enquiries of this type
- not prohibited from use in an enquiryType
- preference
- a want that expresses something desirable but not essential
- preferences are used in ranking, not fitting
- as opposed to: requirement
- priority (of a want in an enquiry)
- whether essential (a requirement), desirable (a preference), or inactive
- prohibited (Q, from enquiryType)
- not permitted in an enquiryType due to CHOICE disallowing it
- e.g. religious affiliation Qs in employment
- opposite: permitted
- question, Q
- has a Q structure and possible As -- there are no 'open' Qs here
- an initial set of Qs will be written, covering just the basics
- users may generate new Qs
- see Question information structure
- question structure
- see Question structures in CHOICE
- Q/A form
- form setting out a Q as it may be answered
- Q/A status
- (of the Q in general) unanswered; refused; answered
- (in a particular enquiry, where answered) withheld (or default: supplied)
- see Answer information structure
- Q/W form
- form setting out a Q and wants for that Q
- query
- not used in CHOICE; avoids confusion with query string
- refused (Q)
- a Q that the user refuses to answer at all;
- the Q will not to be asked of that user
- see Answer information structure
- opposite: accepted
- requirement
- a want that expresses an essential condition
- as opposed to: preference
- requirement discovery
- a process of looking at >10 correspondences, and suggesting criteria that distinguish the closest ones
- may use a deep learning approach
- response
- user's response to an item: checked or not / numeric scale, etc.
- respondent
- with respect to a particular Q, person answering that Q
- with respect to an enquiry, the person who has not just pressed "try this enquiry"
- opposite: enquirer
- role
- one of the roles that characterise a user's position in an enquiryType
- e.g. for employment, the employer or the employee
- supply, supplied (A, for enquiry)
- as normal, A that can be used in enquiries
- allow an existing A to be used in an enquiry
- colloquial: tell
- opposite: withheld, muted
- unanswered (Q; was: blank)
- either never answered, or answered then later withdrawn
- see Answer information structure
- unblock (verb)
- to remove a block, allowing the other user the opportunity to contact
- opposite: block
- (see: contact status)
- unfit
- (of Q) where essential Q is unanswered (not withheld)
- cf. fit, misfit
- (of enquiry) where there are some unfit Qs but no misfit Qs
- want (noun)
- the specification of what As are wanted to a given Q
- may have varying priority
- an essential want is a requirement
- a desirable but not essential want is a preference
- withdraw (an A)
- return the A status to unanswered
- cf. withhold, refused
- see Answer information structure
- withhold, withheld (A, from enquiry)
- or: hide, hidden, mute, muted (colloquial)
- stop a given A from being used in a specific enquiry
- opposites: supply, tell, unmute, supplied, unmuted