8-Letter Words Matching ____TR__

There are 79 8-letter words that match ____TR__. 23 are common words, such as AIRSTRIP and ANGSTROM. A rarer one is WHITTRET. In this set, E is the most frequent open letter (51 words). 5 words contain a doubled letter.

Full list 79

Common words

airstripangstromaviatrixaxletreecicatrixclaptrapconstrueelectricelectronfiretrapmaestrosminstrel
airstripangstromaviatrixaxletreecicatrixclaptrapconstrueelectricelectronfiretrapmaestrosminstreloutstripphiltrespiastresplectrumpositronsceptresshoetreespectralspectresspectrumtheatresacentricarbitralbedstrawbetatronbevatroncalutrondimetricdioptricdynatronelectretelectrumeupatridignitronklystronmesotronnegatronngultrumplectronrooftreetrictracanestrusbourtreecoistrelcoistrilcopatroncryotrondiastraldiestrumdiestrusdioptraldioptresdowntrodelectrosheretrixheritrixkenotronlivetrapmenstruaovertrimphiltredphiltrumphratralphratricplastralplastronplastrumpliotronsceptralsceptredtheatricunmitredunmitresveratriaveratrinveratrumwhittret

About this list

Words
79 (23 common words)
Common example
airstrip
Rare example
whittret
Doubled letters
5
Ending in S
11
Most frequent letter
E (51)

Questions

How many 8-letter words matching ____tr__ are there?

79. 23 of them are common words.

What is a common example?

AIRSTRIP is among the common words in this set.