子犬がしっぽをふってついてきた。

puppy

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

tail (animal)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

assuming the air of ...; behaving like ...; to put on airs; to be self-important

(usu. written as kana when referring to a solid) to pour (into a vessel); to fill; to dish out food or drink