THORNIER
THORNY
barbed, barbellate, briary, briery, bristled, bristly, burred, burry, prickly, setose, setaceous, spiny, thorny
(adjective) having or covered with protective barbs or quills or spines or thorns or setae etc.; “a horse with a short bristly mane”; “bristly shrubs”; “burred fruits”; “setaceous whiskers”
thorny
(adjective) bristling with perplexities; “the thorny question of states’ rights”
Source: WordNet® 3.1
Adjective
thornier
comparative form of thorny
Source: Wiktionary
THORNY
Thorn"y, a. [Compar. Thornier; superl. Thorniest.] Etym: [Cf. AS.
Ăľorniht.]
1. Full of thorns or spines; rough with thorns; spiny; as, a thorny
wood; a thorny tree; a thorny crown.
2. Like a thorn or thorns; hence, figuratively, troublesome;
vexatious; harassing; perplexing. "The thorny point of bare
distress." Shak.
The steep and thorny way to heaven. Shak.
Thorny rest-harrow (Bot.), rest-harrow.
– Thorny trefoil, a prickly plant of the genus Fagonia (F. Cretica,
etc.).
Source: Webster’s Unabridged Dictionary 1913 Edition