57 entries under idiom topic. ×
| capital messuage(expression, abode) | |
| city walls | |
| dull work(expression, inactivity) | |
| flat house(expression, abode) | |
| floating battery(expression, combatant) | |
| fortified castle | |
| foul hawse | |
| frame house(expression, abode) | |
| great sea serpent(expression, imagination) | |
| guard ship(expression, combatant) | |
| happy valley(expression, imagination) | |
| helicopter carrier(expression, combatant) | |
| lords and ladies(noun, expression, train, staff) | |
| low wall | |
| missile boat(expression, combatant) | |
| missile platform(expression, combatant) | |
| patrol torpedo boat(expression, combatant) | |
| petty military station | |
| pipe dream(expression, imagination) | |
| position of defense |
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| APA | Smart Define. (2015). castle thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/castle/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "castle thesaurus" https://smartdefine.org/castle/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, castle thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/castle/thesaurus/synonyms>. |
| MLA | Smart Define. "castle thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/castle/thesaurus/synonyms> |