a puzzling or inexplicable occurrence or situation

serving as a protector, guardian, or patron

not permitting penetration or passage; impenetrable

completely puzzled or perplexed by something unexpected

the function or work of a teacher; teaching

to repeat; reiterate

without distinctive, interesting, or stimulating qualities; vapid

lacking courage or resolution; cowardly; faint-hearted; timid

allowing the maximum passage of light, as glass; translucent; clear

satisfaction or pleasure felt at someone else's misfortune

deliberately faithless; treacherous; deceitful

to grow or produce by multiplication of parts, as in budding or cell division, or by procreation

to see (something unclear or distant) by looking carefully; discern; espy

easily crumbled or reduced to powder; crumbly

a departure from what is normal, usual, or expected, typically one that is unwelcome

to give notice to; inform; advise (often followed by 'of')