DECISIVE, DECISIVELY
ADJECTIVES
1571 ► CONCLUDENT that ‘concludes’ a question or an opponent; conclusive, decisive, convincing; final, certain → obs.
1608 ► DECRETAL decisive, definitive → obs. rare
1611 ► DECISORY decisive → obs. rare
1674 ► DECRETORY such as to decide the question; decisive, determinative → obs.
1679 ► DECRETORIAN decisive, conclusive → obs.
1883 ► DECISIONAL of the nature of a decision; decisive, conclusive → rare
ADVERBS
1660 ► DECRETORILY positively, decisively → obs.
1928 ► FROM HELL TO BREAKFAST completely, utterly, thoroughly, decisively, violently → Amer. dial.
1928 ► FROM HELL TO BUSH completely, utterly, thoroughly, decisively, violently → Amer. dial.
NOUNS
1830 ► SOCKDOLAGER a decisive reply, argument, etc. → Amer. sl.
2003 ► HAMMER TIME a decisive point; the time to launch a military attack → US sl.
VERBS
1834 ► STAND TO ONE’S LICK-LOG, SALT OR NO SALT to stand firm, to act decisively → Amer. dial.
Lexicophilia 