13-Letter Words Containing RAD

There are 54 13-letter words that contain RAD. 16 are common words, such as BIODEGRADABLE and CONTRADICTING. A rarer one is UPGRADABILITY. In this set, I is the most frequent open letter (47 words). 13 words contain a doubled letter.

Full list 54

Common words

biodegradablecontradictingcontradictioncontradictorygradualnesseshorseradishesparadoxicallyperadventurespostgraduatesradioactivelyradioactivityradiographers
biodegradablecontradictingcontradictioncontradictorygradualnesseshorseradishesparadoxicallyperadventurespostgraduatesradioactivelyradioactivityradiographersradiographiesradioisotopestraditionallyundergraduatedegradabilitygradationallynoradrenalineradiationallyradioactivateradiochemicalradiogalaxiesradiolocationradiotelegramtraditionlessuntraditionalautoradiogramcomradelinesscontradictorscountertradesintradermallynondegradablenonirradiatednoradrenalinsnoradrenergicoveradvertiseradiationlessradicalnessesradiobiologicradiochemistsradioelementsradiographingradioisotopicradiolabelingradiolabelledradionuclidesradiothoriumssuperadditiontetradynamoustradescantiasultradistanceultraradicalsupgradability

About this list

Words
54 (16 common words)
Common example
biodegradable
Rare example
upgradability
Doubled letters
13
Ending in S
22
Most frequent letter
I (47)

Questions

How many 13-letter words containing rad are there?

54. 16 of them are common words.

What is a common example?

BIODEGRADABLE is among the common words in this set.