Rhymes with 'penned'
Scots Language Rhymes
fend
        (Scots for attempt — n. or v.)
Scottish-English Rhymes
bend
                blend
                end
                fend
                fenned
                friend
                lend
                mend
                penned
                send
                spend
                tend
                trend
                wend
                amend
                append
                ascend
                attend
                befriend
                commend
                contend
                defend
                depend
                descend
                distend
                expend
                extend
                impend
                intend
                misspend
                offend
                pretend
                suspend
                transcend
                unbend
                up-end
                weekend
                West End
                year end
                apprehend
                comprehend
                condescend
                dividend
                gable end
                overspend
                recommend
                reprehend
                resuspend
                underspend
                misapprehend
Imperfect Rhymes for 'penned'
Vowel-shift to /end/
52 near rhymes such as caned, gained, reigned, campaigned
Consonant-shift to /ɛn/
23 near rhymes such as den, N., again, comedienne, equestrian