Along

заедно

zaedno

(in company, together)

напред

napred

(onward, forward)

натам

natam

(onward, forward)

нататък

natatǎk

(onward, forward)

край

kraj

(by the length of; in a line with the length of; lengthwise next to)

по

po

(in a line with, with a progressive motion on; onward on; forward on)

покрай

pokraj

(by the length of; in a line with the length of; lengthwise next to)