- accelerative23
- agglomerative25
- alliterative18
- alliteratively23
- asseverative20
- commiserative26
- confederative25
- conglomerative28
- cooperative21
- cooperatively26
- cooperativeness26
- cooperativenesses28
- cooperatives22
- degenerative20
- deliberative21
- deliberatively26
- deliberativeness26
- deliberativenesses28
- desiderative18
- enumerative20
- exaggerative27
- exonerative23
- federative18
- federatively23
- generative17
- imperative20
- imperatively25
- imperativeness25
- imperativenesses27
- imperatives21
- inoperative19
- inoperativeness24
- inoperativenesses26
- interoperative22
- interoperatives23
- iterative13
- iteratively18
- lacerative18
- myeloproliferative35
- neurodegenerative27
- noncooperative26
- nonoperative21
- obliterative20
- operative16
- operatively21
- operativeness21
- operativenesses23
- operatives17
- postoperative23
- postoperatively28
- preoperative22
- preoperatively27
- proliferative24
- recuperative23
- regenerative19
- reiterative15
- reiteratively20
- remunerative21
- remuneratively26
- remunerativeness26
- remunerativenesses28
- reverberative24
- superregenerative28
- tolerative15
- ulcerative19
- uncooperative25
- vituperative24
- vituperatively29