13-Letter Words Start with 'so'

There are 46 13-letter words that start with 'so'.

sociabilities	socialization
sociocultural	socioeconomic
sociolinguist	softheartedly
solarizations	solderability
solemnization	solicitations
solicitorship	solifluctions
soliloquising	soliloquizers
soliloquizing	solvabilities
somatological	somatopleures
somatosensory	somatostatins
somatotrophin	somatotropins
somersaulting	somnambulated
somnambulates	somnambulisms
somnambulists	somnifacients
songfulnesses	sonneteerings
sophistically	sophisticated
sophisticates	sorbabilities
sorrowfulness	soteriologies
sottishnesses	soulfulnesses
soundproofing	southeasterly
southeastward	southernwoods
southwesterly	southwestward
sovereignties	sovietization

Note: These 46 13-letter words that start with 'so' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words start with sol, sou, sor, soc, son, som, sof, sop, soa, sod, soo, sob, sov, sow, sot, soi, soy, soj, sog, sok, soz, sos, soe, sox.

3-letter words start with 'so' (12)
4-letter words start with 'so' (49)
5-letter words start with 'so' (87)
6-letter words start with 'so' (127)
7-letter words start with 'so' (183)
8-letter words start with 'so' (211)
9-letter words start with 'so' (194)
10-letter words start with 'so' (149)
11-letter words start with 'so' (91)
12-letter words start with 'so' (62)
13-letter words start with 'so' (46)
14-letter words start with 'so' (31)
15-letter words start with 'so' (16)