common

/SO/    /SU/    もと/moto/SO//    SU//    moto/もと/

elementary;  principle;  naked;  uncovered

Radical: (silk).   Strokes: 10画.   Elements: 糸幺小土亠.   Pinyin: .   Hangul:  [so].

Jōyō Kanji 5th Grade.   JLPT N1.

Example compounds:
SOしゅうそshūso】bromine (Br)
そいんsoin】basic factor; (medcal) predisposition
そこうsokō】behaviour; behavior
SUすじょうsujō】birth; lineage; parentage; origin; identity; background; history
振りすぶりsuburi】practice-swinging (sword, bat, tennis racket, etc.)
もとmoto味のあじのもとajinomoto】monosodium glutamate (brand name); Ajinomoto (Japanese food additive company)
よりもとよりmotoyori】from the beginning; of course
もとmoto】origin; base; cause; ingredient; (somebody's) side; original cost (or capital, principal, etc.); (plant) root; first section of a waka; counter for blades of grass, tree trunks, etc., and for falcons (in falconry); handle (chopsticks, brush, etc.)
Codepoints and classification codes:
7d20Unicode
33-39JIS X 0208
2-4-6SKIP
6a4.12TKD
5090.3Four Corner
1441De Roo
Dictionary indices:
3511Classic Nelson
4456The New Nelson Character Dictionary by A. Nelson
2458New Japanese-English Character Dictionary by J. Halpern
1590Kanji Learner's Dictionary by J. Halpern
1532Remembering the Kanji by J. Heisig
717A New Dictionary of Kanji Usage (Gakken)
1707Japanese Names by P.G. O'Neill
797Essential Kanji by P.G. O'Neill
27300Daikanwajiten 「大漢和辞典」 by T. Morohashi vol. 8 p. 978
737A Guide to Remembering Japanese Characters by K.G. Henshall
271Kanji & Kana by Spahn and Hadamitzky
658Guide to Reading & Writing Japanese (H) by F. Sakade
1623Kanji Flashcards by M. Hodges and T. Okazaki
759Guide to Reading & Writing Japanese: Third Edition 3rd edition by Henshall
716Tuttle Kanji Cards by A. Kask
500The Kanji Way to Japanese Language Power by D. Crowley
636Kanji in Context by Nishiguchi and Kono
1506Kodansha Compact Kanji Guide
1546Y. Maniette's French adaptation of Heisig