Sentence:  An Alluſion is as it were a dalliance or playing with words, like in ſound, vnlike in ſense, by changing, adding, or ſubtracting a letter or two; ſo that words <WSD>nicking</WSD> and reſembling one the other, are appliable to diffrent ſignifications. 
Meaning of the word marked with <WSD> tags:  To fit into or suit, as by a correspondence of nicks; to tally with.