attune /ə-tūnˈ or (US) -toonˈ/

1. To put in tune
2. To make (one's voice, song, etc) tuneful
3. To make (something) harmonize or accord
4. To accustom or acclimatize

attuneˈment noun

• upset the apple-cart
• upsetting
• upsettings
• upsey
• upsey Dutch
• upseys
• up shit creek
• up shit creek see under
• up shit creek without a paddle
• up shit creek without a paddle see under
• upshoot
• upshooting
• upshoots
• upshot
• upshots
• upside
• upside down
• upside-down
• upside-down cake
• upside-down cakes
• upsideowne
• upsides
• upsies
• upsilon
• upsilons