| inconsiderate |
| indeliberate |
| inelaborate(adjective, simple, reasonable, moderate, plain) |
| inevitable(adjective, simple, natural, casual, impulsive) |
| inexpensive(adjective, simple, reasonable, moderate, plain) |
| inexperienced(adjective, simple, natural, straightforward, innocent) |
| innocuous(adjective, kindly, ignorant, naive, unknowing) |
| innoxious(adjective, kindly, ignorant, naive, unknowing) |
| inobnoxious(adjective, kindly, ignorant, naive, unknowing) |
| inoffensive(adjective, kindly, ignorant, naive, unknowing) |
| irregular |
| irresistible(adjective, simple, natural, casual, impulsive) |
| jamming(free, informal, casual, impulsive, unprepared) |
| laid-back(simple, easy, real, genuine, unaffected) |
| limited(adjective, simple, reasonable, moderate, plain) |
| loose |
| made-up(free, casual, impulsive, spontaneous, unprepared) |
| middling(adjective, simple, reasonable, moderate, plain) |
| moderate(adjective, simple, reasonable, plain, ordinary) |
| native |