| safeguarding(noun, control, care, maintenance, keeping) |
| safekeeping(noun, control, care, maintenance, keeping) |
| salvation(noun, care, maintenance) |
| saving(noun, care, maintenance) |
| skill(noun, ability, capability) |
| specialism(noun, knowledge, ability) |
| speciality(noun, knowledge, ability) |
| specialty(noun, knowledge, ability) |
| staying power(noun, ability, capability) |
| strong suit(noun, knowledge, ability) |
| stuff(noun, ability, capability) |
| suitability(noun, knowledge, ability) |
| suitableness(noun, knowledge, ability) |
| support(noun, control, keeping, holding) |
| sustaining(noun, control, keeping, holding) |
| sustentation(noun, control, keeping, holding) |
| talent(noun, ability, knowledge, capability) |
| understanding(noun, ability, capability) |
| upkeep(noun, control, keeping, holding) |
| usefulness(noun, ability, capability) |