TEE-HEE
Meaning of TEE-HEE in English
/ˌti: ˈhi:/ noun
used to represent the sound of a quiet laugh
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WORD ORIGIN
Middle English (as a verb): imitative.
Oxford Advanced Learner's English Dictionary.
Оксфордский английский словарь для изучающик язык на продвинутом уровне.
2005