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

• nucleon
• nucleonics
• nucleon number
• nucleon numbers
• nucleons
• nucleophilic
• nucleoplasm
• nucleoplasms
• nucleoprotein
• nucleoproteins
• nucleoside
• nucleosides
• nucleosome
• nucleosomes
• nucleosyntheses
• nucleosynthesis
• nucleotide
• nucleotides
• nucleus
• nucleus accumbens
• nuclide
• nuclides
• nucule
• nucules
• nudation