Mammoth Uncensored Word List:
77 words ending with ck, 5 letters long

aback acock alack aleck amuck black block brack brick brock chack check chick chock chuck clack cleck click clock cluck crack crick crock cruck drack dreck erick flack fleck flick flock frack frock haick hoick klick knack knick knock kyack plack pluck prick quack quick saick shack shock shuck slack slick slock smack smock snack sneck snick snuck speck spick stack stick stock stuck swack thack thick track treck trick trock truck whack wrack wreck wrick yoick