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

• a thick ear
• a'thing
• a thin time
• athirst
• athleta
• athletas
• athlete
• athletes
• athlete's foot
• athletic
• athletically
• athleticism
• athleticisms
• athletics
• athletic support
• athletic supports
• Athole brose
• Atholl brose
• at home
• at-home
• at-homes
• -athon
• a thousand and one
• athrill
• athrob