Wiktionary
mountenance
n. (context obsolete English) A given amount, value, or extent of time or distance.
Usage examples of "mountenance".
And then they came together a soft pace, and wonderly they lashed together passing thick the mountenance of an hour or ever they breathed.
And by then they had foughten the mountenance of an hour Sir Tristram waxed faint and for-bled, and gave sore aback.