Denshi Jisho — Online Japanese dictionary

一足 いっそく pair (footwear)
Common word, Adverbial noun, Temporal noun 
一足 ひとあし 1: step;
2: short distance; short time
Common word, Noun 
一足 ひとあしさき one step ahead
Noun 
一足飛び いっそくとび (at) one bound
Noun 
一足違い ひとあしちがい barely miss (meeting someone, catching a train, etc.)
Noun 
一足早い ひとあしはやい slightly early; just before
Expression, Adjective 

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