Proto-IE: *taus-
Meaning: quiet
Old Indian: tuṣyati `to become calm, be satisfied, pleased', ptc. tuṣṭa-
Avestan: tušni- `stillsschweigend'
Celtic: *tausi̯ā ? > OIr tuae `silentium', MIr tō `still, schweigend', MCymr taw `schweige!', Cymr taw `Schweigeen; schweigend', tawel `schweigend', OBret taguelguiliat gl. zu dem als `schweigendes Wachen' missverstandenen lat. silicernium; guo-teguis `compescuit', Bret tao `schweigen'; tevel `schweigen'
Russ. meaning: спокойный, молчаливый
References: WP I 714
piet-meaning,piet-ind,piet-avest,piet-slav,piet-balt,piet-germ,piet-celt,piet-rusmean,piet-refer,