Denshi Jisho — Online Japanese dictionary

莫 まな must not; may not
Noun, Archaism 
索莫 さくばく dreary; bleak; desolate
Taru-adjective, Adverb taking the 'to' particle 
寂莫 せきばく 1: loneliness; desolation;
2: () lonely; lonesome; dreary; desolate; deserted;
3: harsh (words); cutting (criticism);
4: (Suru verb) to separate in thought; to consider as independent
Irregular kanji usage, Noun 
落莫 らくばく desolate; dreary; lonesome
Taru-adjective, Adverb taking the 'to' particle 
寂莫 じゃくまく 1: loneliness; desolation;
2: () lonely; lonesome; dreary; desolate; deserted;
3: harsh (words); cutting (criticism);
4: (Suru verb) to separate in thought; to consider as independent
Irregular kanji usage, Noun 
荒涼落莫 こうりょうらくばく scene looking desolate and forlorn
Usually written using kanji alone, Na-adjective, Taru-adjective, Adverb taking the 'to' particle, Archaism 
秋風落莫 しゅうふうらくばく forlorn and helpless; lonely and desolate
Noun 

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