Although
Definition 1 of 2
Pro Tip 1/3
Unexpected Contrast
Use 'although' for surprising contrasts or contradictions to what was said before. He smiled, although he was very nervous.
Pro Tip 2/3
Positive Turn
'Although' often introduces a positive spin on a negative situation. Although the task was hard, she enjoyed it.
Pro Tip 3/3
Stand-alone Statement
A sentence with 'although' can be a full thought without needing more information. Although it's expensive, it's worth it.