तरंगित होना angolul

billow [billowed, billowing, billows]▼verb
[UK: ˈbɪ.ləʊ] [US: ˈbɪlo.ʊ]

ripple [rippled, rippling, ripples]▼verb
[UK: ˈrɪp.l̩] [US: ˈrɪp.l̩]

undulate [undulated, undulating, undulates]▼verb
[UK: ˈʌn.djʊ.leɪt] [US: ˈʌn.dʒə.ˌlet]