~たる adjective / ~と adverb:

• dusky; somber light of a gathering dusk - four character idiom

noun / adjectival noun:

• violent and cruel; tyrannical and atrocious - four character idiom

~たる adjective / ~と adverb:

• dripping ink marks; a work of calligraphy being written in bold and vivid strokes - four character idiom

noun / adjectival noun:

• idle and incompetent; accomplishing nothing significant nor being capable of doing so; lacking the talent to do anything but idle away one's time - four character idiom

~の noun / adjectival noun / noun:

• ignorant and illiterate; uneducated and illiterate; uneducated and illiterate person - sensitive - four character idiom

adjectival noun:

• upbeat and freehearted; cheerful and magnanimous - four character idiom

noun / adjectival noun:

• great nuisance; extremely annoying; quite embarrassing - four character idiom

~の noun / ~たる adjective / ~と adverb:

• with evident joy of having lived up to one's reputation; having an effect of bolstering one's reputation - four character idiom

~の noun / ~たる adjective / ~と adverb:

• burning with ambition; highly ambitious - four character idiom

~たる adjective / ~と adverb:

• composed and unhurried; easygoing and leisurely; in indolence - four character idiom

~たる adjective / ~と adverb:

• full of spirit; brimming with courage; high-spirited; mettlesome - four character idiom

noun / adjectival noun:

• daring and resolute; having dauntless courage - four character idiom

noun / adjectival noun:

• (a man) having a commanding face and a powerful physique - four character idiom

noun / ~たる adjective / ~と adverb:

• profuse perspiration; dripping with sweat - archaism - four character idiom

noun / adjectival noun:

• cruel and heartless; merciless; implacable - four character idiom

noun / adjectival noun:

• the point of an argument being clearly stated; the tenor of an argument being well-reasoned - four character idiom

noun / adjectival noun:

• being euphemistic and circumlocutory - four character idiom

noun / adjectival noun:

• free and easy; frank, easy, and openhearted; sophisticatedly refined - four character idiom

noun / adjectival noun:

• stubbornly sticking to old ways; narrow-mindedly rejecting other people's views - four character idiom

noun / adjectival noun:

• stubbornly sticking to one's own convictions; being stubbornly independent - four character idiom

~たる adjective / ~と adverb:

• going on and on in tedious detail - four character idiom

noun / adjectival noun:

• broad-minded and free in disposition; large-hearted and not scrupulous about trifles - four character idiom

adjectival noun:

• making light of; disregarding

expression / adjective:

• useless; in vain

adjectival noun / ~の noun / noun:

• top-heavy
• big-headed
• overly-theoretical