ETYM Pref. il- not + legal: cf. French illégal.
Prohibited by law or by official or accepted rules.
ETYM Pref. in- not + admissible: cf. French inadmissible.
Not deserving to be admitted; inadmissible evidence.
Causing disapproval or protest; SYN. obnoxious, unpleasant.
Not permitted, unsanctionable, not allowable
1. Lacking justification or authorization; SYN. unjustified, unwarranted.
2. Not appropriate or proper (or even legal) in the circumstances
3. Not yet payable; SYN. not due.
In an inadmissible manner, unacceptably