CEFR Level
Deliberately making information or code unclear to make it difficult to understand
"Code obfuscation is used to protect software from hackers."
a harsh scolding or strong rebuke
"His misconduct earned him a severe objurgation from the manager."
Excessively obedient or attentive in a servile way.
"The waiter gave an obsequious bow to every customer."
Becoming outdated or on the way to becoming obsolete.
"The obsolescent technology could not compete with modern devices."
The branch of medicine dealing with childbirth and care of women giving birth.
"She is studying obstetrics to become a specialist in childbirth."
Noisy and difficult to control.
"The obstreperous students disrupted the class."
a person who deliberately delays or prevents progress by being uncooperative or oppositional
"The obstructionist in the committee kept delaying the decision-making process."
The formation of layers in ocean water due to differences in density.
"Ocean stratification affects marine biodiversity."
A person who is between 80 and 89 years old.
"The octogenarian still jogs every morning to stay healthy."
having or giving off a smell, especially a strong or pleasant one
"The garden was filled with odoriferous flowers."