Words

Syriac
tbˁ - to follow; to urge, press (LSyr. 814, SL 1620)
Syriac
tebnā - straw (LSyr. 814, SL 1620)
Syriac
tbr - to break (LSyr. 815, SL 1622)
Syriac
tdā - breast (LSyr. 816, SL 1624)
Syriac
tadˀā - grass, herb (LSyr. 816, SL 1624)
with a consonant metathesis
Syriac
thōmā - wave; sea; abyss (LSyr. 816, SL 1624)
Syriac
ṭḥālā - spleen (LSyr. 272, SL 523)
Syriac
tḥiḥ - rotten (LSyr. 820)

tāḥ ‘it is rotten, soft’ (LSyr. 818)

Syriac
tḥumā - limit, boundary, border; precept, regulation, penalty; definition, term (LSyr. 820)

May be an Akkadism, see the discussion and cognates under Akk. taḫūmu 'border, territory'.

Syriac
ṭḥn - to grind (LSyr. 272, SL 523)