垢

dirt

pure

(dental) plaque

main account (on social media, etc.)

eye discharge

finger marks

thumb-marked

fur

alternate account (on social media, etc.)

pure gold

secondary account (on social media, etc.)

shininess in clothing (from grime, wear, overuse, etc.)

social media account that only posts negative things

white kimono

solid wood (as opposed to veneer)

scrubbing grime off (the skin)

female assistant who scrubbed customers at public baths and also offered sexual services (Edo period)

secondary account (on social media, etc.)

main account (on social media, etc.)

account ban

premium account

cold-water ablutions (for spiritual purification)

dandruff

abandoned account (on social media, etc.)

to be refined

refinement

cold-water ablutions

to become grimy or dirty

pure

anonymous account (on social media; used alongside one's main account)

multiple accounts (e.g. on social media)

dirty clothes

throwaway account

earwax

purity

pure and innocent

scale (i.e. hard water coating in a kettle, etc.)

cold-water ablutions performed in winter

pure and innocent

smegma

dirt under one's fingernails

(with) unkempt hair and dirty face

alternative account (on social media, etc.)

private account (on social media, esp. Twitter)

vaginal smear

akaname

dirt and grease

to take a lesson from (someone serving as an example)