The state of being without power, impotence.(noun)
The state of being without talent, talentlessness.(noun)
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Use "strengthlessness" in a sentence
"Apparently "strengthlessness" is the longest one word univocalic."
"Paul's mouth, that following them up he might say, "O Lord, Thy grace is sufficient for me" [Bengel]. my strength -- Greek, "power." is made perfect -- has its most perfect manifestation. in weakness -- Do not ask for sensible strength, FOR My power is perfected in man's "strengthlessness" (so the Greek)."
"What I had charged on myself as idleness, was strengthlessness, the result of sheer exhaustion."