Solutions Onion has 10 entries with similar clues

• 4-letter words
• leekplant related to the onion; a national emblem of wales
• 5-letter words
• chiveHerb related to onion
• 6-letter words
• chivesMild onion-flavoured leaves used to season salads
• 7-letter words
• bulbousOnion-shaped
• 8-letter words
• scallionSpring onion or shallot
• 9-letter words
• lyonnaiseSliced potatoes cooked with onions
• 10-letter words
• asafoetidaResin with onion like smell used in Eastern cooking and formerly in medicines
• piccalilliRelish with chopped pickled cucumbers, green peppers, and onion
• alliaceousOf onions and related plants such as garlic, leek, and chives
• 11-letter words
• ratatouilleA dish of stewed onions, courgettes, tomatoes, aubergines, and peppers