13-Letter Words Start with 'bi'

There are 56 13-letter words that start with 'bi'.

bibliographer	bibliographic
bibliolatries	bibliolatrous
bibliomaniacs	bibliopegists
bibliophilies	bibliophilism
bibliopolists	bibliotherapy
bicameralisms	bicentenaries
bicentennials	biconcavities
biconditional	biconvexities
biculturalism	biddabilities
bidirectional	bilateralisms
bildungsroman	bilingualisms
biliousnesses	billingsgates
bimetallistic	bimillenaries
bimillennials	bimolecularly
bindingnesses	bioactivities
biochemically	biocompatible
bioconversion	biodegradable
bioelectrical	bioenergetics
bioengineered	biogeographer
biogeographic	biomechanical
biometricians	biophysicists
bioscientific	bioscientists
biostatistics	biosystematic
biotechnology	biotelemetric
bipartisanism	bipropellants
birefringence	bisectionally
bisexualities	bitterbrushes
bittersweetly	bizarrenesses

Note: These 56 13-letter words that start with 'bi' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words start with bio, bil, bir, bit, bib, big, bin, bis, bic, bip, bim, bif, bid, bia, biz, biv, bie, bik, bij, biu, biq, biw, bih, biy.

3-letter words start with 'bi' (8)
4-letter words start with 'bi' (32)
5-letter words start with 'bi' (72)
6-letter words start with 'bi' (106)
7-letter words start with 'bi' (169)
8-letter words start with 'bi' (212)
9-letter words start with 'bi' (190)
10-letter words start with 'bi' (137)
11-letter words start with 'bi' (105)
12-letter words start with 'bi' (74)
13-letter words start with 'bi' (56)
14-letter words start with 'bi' (38)
15-letter words start with 'bi' (25)