Countable Nouns That Start with T and End with IUM

Explore 25 verified English countable nouns starting with T and ending with IUM, including Terrarium, Trapezium, Trillium, Trivium, Tentorium, Triennium and Transuranium. Sort these count nouns with singular and plural forms by word length for ESL grammar practice, determiner usage, and plural spelling below, or review singular and plural count rules in our noun grammar guide.

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Starts with TA
1 words
taurobolium
Starts with TE10 words
terrarium
tentorium
tepidarium
tetrazolium
tertium
teucrium
termitarium
tetramethylammonium
telium
tetrasporangium
Starts with TI
1 words
tirocinium
Starts with TO
1 words
tomium
Starts with TR12 words
trapezium
trillium
trivium
triennium
transuranium
triclinium
triforium
trifolium
trachelium
tripudium
tridominium
trichosporangium

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