il-il- /ɪ/ prefix 
the form used for in- before l: 
illogical (=not logical)
the form used for in- before l: illogical (=not logical)- uncompromising
- uncompromisingly
- unconcern
- unconcerned
- unconcernedly
- unconditional
- unconditionally
- unconfirmed
- unconnected
- unconscionable
- unconscionably
- unconscious
- unconsciously
- unconsciousness
- unconsidered
- unconstitutional
- unconstitutionally
- uncontested
- uncontrollable
- uncontrolled
- unconventional
- Fokker
- fold
- -fold
- foldaway