single

Eddie singled out his favorite marble from the bag.

Pedro singled in the bottom of the eighth inning, which, if converted to a run, would put the team back into contention.

Paul went joyfully, and spent the afternoon helping to hoe or to single turnips with his friend.

Many very fleet horses, when overdriven, adopt a disagreeable gait, which seems to be a cross between a pace and a trot, in which the two legs of one side are raised almost but not quite, simultaneously. Such horses are said to single, or to be single-footed.

an agent singling itself from consorts

men […] commendable when they are singled

In the east of Yorkshire, Mr. A. M. Ross reports the belief of local railwaymen that the N.E.R. plans to single the York-Beverley line, leaving an adequate provision of passing loops, and to operate it by C.T.C. from York; […]