The phrasal verb 'speak up' is predominantly used in informal contexts, though it can occasionally appear in more formal settings, particularly when encouraging someone to voice their opinion or ideas in meetings or discussions. It is commonly used to urge someone to speak louder, particularly if they are not audible. Additionally, 'speak up' is often employed to encourage individuals to express themselves, assert their opinions, or raise concerns without hesitation. This phrasal verb is versatile and widely understood in both spoken and written form. Although more prevalent in casual dialogue, its usage is appropriate and effective in scenarios requiring clarity, audibility, or assertiveness.
B1
PreIntermediate
1. To talk louder, especially when not being heard.
Please speak up so everyone at the back can hear you.
If you could speak up a little, it would help me take notes better.
2. To express an opinion or viewpoint freely and openly.
Helen decided to speak up about the issues she was facing at work.
If you disagree with the decision, you should speak up.