Negative
Thomas Welling was waylay by a swarm of admirers.Robbers prepared to waylay the travellers.Thomas was waylaid by his admirers.Robbers tried to waylay (ambush, intercept) the caravan.The caravan was waylaid.
to entrap or ensnare.
kidnap detain
anyway. archway. betray. birthday. castaway. crossway. daresay. decay. defray. doorway. essay. everyday. expressway. faraway. foreplay. gainsay. getaway. halfway. headway. inlay. interplay. leeway. mainstay. noonday. nosegay. outlay. overstay. parkway. pathway. quay. railway. runway. sashay. screenplay. takeaway. tideway. underlay. underway. vouvray. washday. waylay. yay. yesterday.
Y is not a vowel but a consonant. So there cannot be any word with 'VOWEL Y' only. Y can be a vowel in such words as rhythm, which has two syllables - rhyth-m. Incidentally in the word cwm - w is a vowel.
Negative
Yes, waylay is a negative concept as it essentially means to 'ambush' someone.
Thomas Welling was waylay by a swarm of admirers.Robbers prepared to waylay the travellers.Thomas was waylaid by his admirers.Robbers tried to waylay (ambush, intercept) the caravan.The caravan was waylaid.
A rober waits to waylay the old Lady.
Thugs have been known to waylay freshmen in this breezeway.
Thugs often choose to waylay travelers as they wearily make their way back home.
to entrap or ensnare.
The past tense is waylaid.
waylaid waylay wayward
kidnap detain
attack jump assault jump waylay surprise
If corner is considered as a noun, then it's synonyms will be angle, crook or bend. If it is considered as a verb, then it's synonyms will be waylay, surround, confront or accost.