~たる adjective / ~と adverb:

• vast; boundless

noun:

• endless river; boundless water - obscure term

~たる adjective / ~と adverb:

• memories of the past events (being, becoming) far and distant - archaism - four character idiom ➜ 往事茫々

~たる adjective / ~と adverb:

• memories of the past events (being, becoming) far and distant - archaism - four character idiom ➜ 往事渺茫

noun / adverb / ~と adverb:

• wide expanse of flat surface (e.g. sea, plains)
• endless

noun / suffix noun / adverb / ~と adverb:

• rampant growth of (weeds, hair)

~の noun:

• covered with weeds

~たる adjective / ~と adverb:

• vast and blue (e.g. ocean)
• dusky; shadowy

~と adverb / ~たる adjective:

• extensive; spacious - archaism

noun:

• vague; hazy - archaism