Stroke count: 16
Meaning: pile up, store, hornwort
Kunyomi: たくわ.える つ.む
Onyomi: ウン オン
Composition: 艹 温
Radical: 艸
Meaning: grass
蘊蓄 (ウンチク) great erudition, extensive knowledge, vast stock of knowledge
蘊蓄を傾ける (ウンチクヲカタムケル) to draw upon one's profound knowledge