# Psychologist Timothy Leary advocated its use — Crossword Clue Answer

Last seen 2026-09-18

Answer: **LSD** (3 letters)

Appeared in:
- Everyday Puzzles Crossword, 2026-09-18
- Everyday Puzzles Crossword, 2026-08-16
- Everyday Puzzles Mini Crossword, 2025-11-16
- Everyday Puzzles Mini Crossword, 2025-07-05

Source: https://cluestash.com/clue/psychologist-timothy-leary-advocated-its-use/