adjective (spinier; -est) Date: 1586 abounding with difficulties, obstacles, or annoyances ; thorny , covered or armed with spines, slender and pointed like a spine, spininess noun
SPINY
Meaning of SPINY in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012