whistling
[hwis-ling, wis-]
/ ˈʰwɪs lɪŋ, ˈwɪs- /
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.