undoubtedly

Mane (Îngilîzî)

Without doubt; definitely.

Têgeh

ئهکید

Hevwate

certainly

surely

doubtless

no doubt

doubtlessly

unquestionably

assuredly

without doubt

definitely

indubitably

for sure

truly

clearly

indeed

decidedly

really

evidently

without a doubt

forsooth

without question

without fail

upon my word

probably

questionless

quite

strictly

sure

unambiguously

unconditionally

undeniably

undoubted

undoubtful

wis

beyond a doubt

undoubtably

iwis

absolutely

no diggity

admittedly

apparently

arguably

assertively

beyond doubt

by far

definite

distinctly

easily

emphatically

even

hands down

Werger

zweifellos

indudablemente

indubitablement

ongetwijfeld

indubbiamente

sans doute

sem dúvida

sin duda

zeker

senza dubbio

indubitavelmente

ohne Zweifel

sans aucun doute

certe

unzweifelhaft

Wekî (IPA) tê bilêvkirin

/ʌnˈdaʊtɪdli/

Etîmolojî (Îngilîzî)

Ji Middle English mîras hatiye girtin: undoutedly

In summary

From Middle English undoutedly, equivalent to undoubted + -ly.