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

• unseels
• unseeming
• unseemings
• unseemlier
• unseemliest
• unseemliness
• unseemlinesses
• unseemly
• unseen
• unseens
• unsegmented
• unsegregated
• unseizable
• unseized
• unseldom
• unselective
• unself
• unselfconscious
• variolates
• variolating
• variolation
• variolations
• variolator
• variolators
• variole