Solutions A timber support in a roof has 5 entries with similar clues

• 4-letter words
• stoaIn ancient Greece, walkway with a roof supported by colonnades
• 5-letter words
• trussRoof support
• joistTimber or steel roof or floor support
• 7-letter words
• porticoEntrance with a roof supported by columns
• 9-letter words
• colonnadeA row of evenly spaced columns supported by a roof