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truly

2 ENTRIES FOUND:
truly /ˈtruːli/ adverb
truly
/ˈtruːli/
adverb
Britannica Dictionary definition of TRULY
[more truly; most truly]
: in an honest manner : sincerely
: in truth : actually or really
: without question or doubt used to make a statement more definite or forceful

yours truly

used at the end of a letter and before the writer's signature
humorous used to refer to yourself