Crossword clue: very narrow, and tapering gradually to a fine point from a broadish base; awl-shaped; linear.

The most common answer is subulate (8 letters).

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

subulate 8 letters web-def

Very narrow, and tapering gradually to a fine point from a broadish base; awl-shaped; linear.

subulated 9 letters web-def

Very narrow, and tapering gradually to a fine point from a broadish base; awl-shaped; linear.