dim, dark, obscure; dusky, shadowy, only faintly/dimly seen; dingy; gloomy;
not/barely visible, hidden from sight; imperceptible; muted/muffled, inaudible;
little known, undistinguished/insignificant/humble/obscure (person); secret;
not open; vague/uncertain/dim/faint, poorly known; unclear; incomprehensible;
darken, obscure; conceal; make indistinct; cause to be forgotten;
Present: 2nd person only. Future: 2nd & 3rd person active;
2nd sg & 3rd person passive (no 2nd pl passive future).
3rd person future forms are indirect (jussive) imperatives.