The best replacement for line break is carriage return.

The best alternatives to line break are rated as following:
★★★★★  carriage return
★★★  paragraph
★  paragraph break
★  enjambment

Your alternative for line break is not listed? Suggest!
Speaking about line break, one probably shouldn't forget about html.

Other search terms related to line break and their ratings are:
★★★★★ html
★★★ span
★★ space
★★ space html
★★ hyphen
★★ echo
★ div
paragraph
You have in mind a companion for line break and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of line break in all years. Click on graph for more.
line break
carriage return
paragraph