na-adjective
Describes something based on intuition rather than logical reasoning; often used for decisions, understanding, or interfaces.
彼の判断は直観的で、いつも正しい。
His judgment is intuitive and always correct.
このアプリの操作は直観的でわかりやすい。
The operation of this app is intuitive and easy to understand.
直感 is a noun meaning 'intuition' (the faculty), while 直観的 is an adjectival noun meaning 'intuitive' (having the quality of intuition).
Compound of 直観 (intuition) + 的 (-like, -ive). The kanji 直 means 'direct' and 観 means 'view' or 'perception', together suggesting direct perception without reasoning.