speedworthiness
The ability to travel at high speedThe ability to travel at high speed.
Meaning
1 senses(rare, uncountable)The ability to travel at high speed.
Origin
From speed + worthiness, or speedworthy + -ness.From speed + worthiness, or speedworthy + -ness.
Wiktionary, CC BY-SA 4.0 · source
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable