15-Letter Words Starting With HYP

There are 52 15-letter words that start with HYP. 6 are common words, such as HYPERACTIVITIES and HYPERCRITICALLY. A rarer one is HYPOSTATIZATION. In this set, I is the most frequent open letter (50 words). 6 words contain a doubled letter.

Full list 52

Common words

hyperactivitieshypercriticallyhyperthyroidismhyperventilatedhyperventilateshypothyroidismshypercatalectichypercorrectionhyperextensionshypnotherapistshypochondriacalhypochondriases
hyperactivitieshypercriticallyhyperthyroidismhyperventilatedhyperventilateshypothyroidismshypercatalectichypercorrectionhyperextensionshypnotherapistshypochondriacalhypochondriaseshypochondriasishypopituitarismhyperaesthesiashyperaggressivehypercatabolismhypercoagulablehypercriticismshyperexcitementhyperexcretionshyperfastidioushyperfunctionalhyperimmunizinghyperinflationshyperinsulinismhyperinvolutionhyperlipidemiashypermetabolismhypermobilitieshypermodernistshypermutabilityhyperparasitismhyperpolarizinghyperproductionhyperreactivityhyperresponsivehypersalinitieshypersalivationhypersecretionshypersensitizedhypersensitizeshypersomnolencehyperstimulatedhyperstimulateshypertonicitieshypervelocitieshypervigilanceshypnotizabilityhypomagnesemiashyposensitizinghypostatization

About this list

Words
52 (6 common words)
Common example
hyperactivities
Rare example
hypostatization
Doubled letters
6
Ending in S
23
Most frequent letter
I (50)

Questions

How many 15-letter words starting with hyp are there?

52. 6 of them are common words.

What is a common example?

HYPERACTIVITIES is among the common words in this set.