being of striking appropriateness and pertinence; "the successful copywriter is a master of apposite and evocative verbal images"; "an apt reply"
APROPOS
introducing a different topic; in point of fact; "incidentally, I won't go to the party"
at an opportune time; "your letter arrived apropos"
of an appropriate or pertinent nature
APT
being of striking appropriateness and pertinence; "the successful copywriter is a master of apposite and evocative verbal images"; "an apt reply"
(usually followed by `to') naturally disposed toward; "he is apt to ignore matters he considers unimportant"; "I am not minded to answer any questions"
mentally quick and resourceful; "an apt pupil"; "you are a clever man...you reason well and your wit is bold"-Bram Stoker
at risk of or subject to experiencing something usually unpleasant; "he is apt to lose"; "she is liable to forget"
PERTINENT
being of striking appropriateness and pertinence; "the successful copywriter is a master of apposite and evocative verbal images"; "an apt reply"
having precise or logical relevance to the matter at hand; "a list of articles pertinent to the discussion"; "remarks that were to the point"