Additional room
Arm and additional room are semantically related. In some cases you can use "Arm" instead a noun phrase "Additional room".
Arm
Arm noun - A portable weapon from which a shot is discharged by gunpowder.
Additional room and arm are semantically related. Sometimes you can use "Additional room" instead a noun "Arm".
Cite this Source
Arm and Additional room. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/additional_room/arm
Additional room & Arm. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/additional_room/arm>.
Arm or Additional room. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/additional_room/arm.
Google Ngram Viewer shows how "additional room" and "arm" have occurred on timeline