rāhaseyyaka

adjective “having one’s bed in loneliness, living in seclusion or secrecy, in manussa˚; “fit to lie undisturbed by men” Vin.i.39 (+ paṭisallāna-sāruppa) MN.ii.118.

rahas + seyya + ka or rāha (for rahā˚) + seyyaka