
1) Dull 2) Hardly fit 3) Inappropriate 4) Not appropriate 5) Not appropriate or suitable 6) Not disposed 7) Not fit 8) Not fit for the purpose 9) Not fitting 10) Not fitting for a purpose 11) Not likely 12) Not right 13) Not skilled 14) Not suitable 15) Not too bright 16) Out of place 17) Slow 18) Slow; dull
Found on
https://www.crosswordclues.com/clue/unapt

• (a.) Unsuitable; unfit; inappropriate. • (a.) Not accustomed and not likely; not disposed. • (a.) Inapt; slow; dull.
Found on
http://thinkexist.com/dictionary/meaning/unapt/

not appropriate; unfit; unsuitable: an unapt answer. · not prone, likely, or disposed: She is unapt to waste what she has accumulated with such effort. · deficient in aptitude or capacity; slow; dull: an unapt student.
Found on
https://www.infoplease.com/dictionary/unapt
No exact match found.