apprehensive : (adj.) sāsaṅka; sappaṭibhaya.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

dogs pa

[translation-san] {LCh} śaṃkā

[translation-san] {C} śaṅkita

[translation-san] {C} prayojana

[translation-eng] {Hopkins} fear; doubt; qualm{BJ 18.3}

[translation-eng] {C} apprehensive; necessary; useful; dread

Jeffrey Hopkins' Tibetan-Sanskrit-English Dictionary