Solutions Foundation has 11 entries with similar clues

• 3-letter words
• aceSolitaire foundation card
• nsfAbbreviation for National Sanitation Foundation
• 4-letter words
• pileFoundation pillar for a building
• 5-letter words
• kingsCollege, etc., of royal foundation
• spileFoundation pillar for a building
• masonFoundation specialist
• 7-letter words
• provostSenior official in a cathedral of recent foundation
• 8-letter words
• baselessWithout foundation
• 9-letter words
• groundingFoundation of basic knowledge
• 10-letter words
• trampolinethis provides a foundation from which one's bounds may be extended
• groundworkland and labour required for foundation