Which preposition to use with equivocal

in Occurrences 9%

The expression "ordinary gait," as applied to driving in Kansas, where everybody owns "fast stock," is rather equivocal in these quieter latitudes to be sure, but we may guess that, at Leavenworth, a man who rides or drives at a pace of twenty miles an hour, is liable, "for instance," to a fine of $20, or just one dollar per mile.

than Occurrences 3%

The language held in this assembly was much stronger and less equivocal than that formerly used.

without Occurrences 1%

It was impossible to pursue a course so equivocal without arousing suspicion.

Which preposition to use with  equivocal