無依無靠

no one to rely on (idiom); on one's own / orphaned / left to one's own devices

to lean against or on / to stand by the side of / to come near to / to depend on / to trust / to fuck (vulgar) / traditional military costume drama where the performers wear armor (old)

to depend on / to comply with or listen to sb / according to / in the light of

not to have / no / none / not / to lack / un- / -less