Adjective

(en adjective)

Lively, vigorous, animated or courageous.

* November 2 2014 , Daniel Taylor, " Sergio Agüero strike wins derby for Manchester City against 10-man United," guardian.co.uk

Remarkably United’s 10 men almost salvaged an improbable draw during a late, spirited challenge. They showed great competitive courage in that period and there were chances for Robin van Persie, Ángel Di María and Marouane Fellaini to punish City for defending too deeply and not being more clinical with their opportunities at the other end.

* {{quote-news

, year=2012 , date=June 9 , author=Owen Phillips , title=Euro 2012: Netherlands 0-1 Denmark , work=BBC Sport citation , page= , passage=But the Danes remained resolute in defence - largely thanks to a spirited display by captain Daniel Agger - and they went ahead with their first meaningful attack.}}

Adjective

(en adjective)

Quickly proceeding to judgment and forceful in expression; decisive; forthright.

* {{quote-book, year=1922, author=(Ben Travers), title=(A Cuckoo in the Nest)

, chapter=1 citation , passage=She was like a Beardsley Salome , he had said. And indeed she had the narrow eyes and the high cheekbone of that creature, and as nearly the sinuosity as is compatible with human symmetry. His wooing had been brief but incisive .}}

Intelligently analytical and concise.

Having the quality of incising, cutting, or penetrating, as with a sharp instrument; sharp; acute; sarcastic; biting.

* G. Eliot

An incisive , high voice.

* Mrs. Browning

And her incisive smile accrediting / That treason of false witness in my blush.

(anatomy) Of or relating to the incisors.