Portuguese to English Dictionary (Dicionário Português-Inglês)

Observing

Quick to notice things; watchful and alert.

Obsessed

Preoccupied with or dominated by a particular thought or feeling.

Obsession

The state of being besotted with or obsessed by someone or something.

Obsessive

Of or relating to obsession; characterized by or manifesting obsessive behavior.

Obsidian

A dark, glasslike volcanic rock that forms when lava cools rapidly without crystal growth.

Obsolescence

The state of being obsolete or no longer produced or used, or no longer useful.

Obsolescence

The process of becoming obsolete or outdated.

Obsolete

No longer produced or used; out of date.

Obstacle

Something that blocks one's way or prevents or hinders progress.

Obstinacy

The quality or condition of being stubborn; refusing to change one's opinion or chosen course of action, despite attempts to persuade one to do so.

Obstinate

Stubbornly refusing to change one's opinion or chosen course of action.

Obstruct

To block or impede the progress or movement of something.