functioning
practical
serviceable
structural
useful
utilitarian
acting
active
adjectival
advantageous
adverbial
agential
agentival
agentive
appropriate
at work
attributive
banausic
behavioral
beneficial
commodious
conjunctive
copulative
correct
effective
effectual
efficacious
efficient
employable
essential
expedient
fitting
formal
glossematic
go
going
going on
good for
grammatic
handy
helpful
important
in exercise
in force
in hand
in operation
in play
in practice
in process
in the works
inaction
industrial
intransitive
linking
managerial
logical
multiple
operational
specific
visual
dysfunctional
organic