undertaken

As verbs the difference between undertaken and undertook

is that undertaken is past participle of lang=en while undertook is simple past of undertake.

As verbs the difference between realized and undertaken

is that realized is (realize) while undertaken is .

As verbs the difference between undertaken and undertaked

is that undertaken is past participle of lang=en while undertaked is past tense of undertake.

As verbs the difference between undertaken and undertakes

is that undertaken is past participle of lang=en while undertakes is third-person singular of undertake.

As a verb undertaken

is .

As a noun undertaker is

a funeral director; someone whose business is to manage funerals, burials and cremations.

As verbs the difference between undertake and undertaken

is that undertake is to take upon oneself; to start, to embark on (a specific task etc.) while undertaken is past participle of lang=en.

As verbs the difference between undertaking and undertaken

is that undertaking is present participle of lang=en while undertaken is past participle of lang=en.

As a noun undertaking

is the business of an undertaker, or the management of funerals.