Marked by or as if by audible or noisy breathing: a breathy voice. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "breathy" in a sentence
"Rubyn wins for a while; Williams takes the lead after saying a few words in breathy tones."
"Thanks!} * PSA (in breathy female voice): The Countess is allowed to misspell words for effect, at her own discretion."
"Smiling more widely than ever, she rolled down her window and called a breathy "Hi!" even before he reached the door."