Rhyme schemes, and why AABB first
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- Lesson 04 / 07
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- 4 min
A rhyme scheme is a note of which lines rhyme with which. It looks like theory and is entirely practical: the scheme decides how many rhymes you have to hold in your head at once, and that is the thing that actually makes freestyling hard.
The notation
Four bars, one letter per bar; the same letter means those bars rhyme. AABB is two pairs. ABAB alternates. AAAA is one sound four times. An X is a bar with no target at all — a free bar. That is the whole system, and it is the same notation you pick from before a round.
Try it
The same rhymes, four patterns
Two rhyme families — moon / soon / tune / dune and street / feet — poured into four patterns. Switch between them and watch where the landings move.
- Amoon
- Asoon
- Bstreet
- Bfeet
Two pairs. One sound is live at a time, and you hold it for a single bar.
AABB: pairs
Bars one and two rhyme, then bars three and four rhyme. One sound is live at a time and you hold it for a single bar, which is why this is where everyone should start. The gap between committing to a sound and being finished with it is one bar, so the feedback is fast and you can change direction every two bars.
ABAB: two sounds at once
Bar one sets up sound A, bar two sets up sound B — and now you have to remember A while you spend B, then remember B while you spend A. That is genuinely harder, and it is a different skill rather than a more advanced version of the same one: it trains holding a rhyme in reserve. Move here when AABB has gone boring.
AAAA: easy to plan, hard to fill
One sound for four bars. Nothing to remember — and that is the trap, because you now need four different rhymes for one sound, and by the fourth your obvious options are gone. This is where slant rhymes earn their place (“orange / door hinge” is close enough to land) and where multisyllable rhymes stop being optional. Drill AAAA when you want to force your rhyme vocabulary open; lesson five is the tool for it.
X bars are not rests
In AAXX or AXAX the X bars carry no target. Beginners treat them as a breather; they are the opposite. A free bar is where you set the next rhyme up — where you say the thing that makes the landing make sense. Use the X to introduce the idea and the A to close it.
- Every single evening I am back on thegrind
- Looking for a reason that is easy tofind
- And it is never where I left it, never where I look
- So I write another page of somebody else’s book
Pick the scheme before the beat drops
Rapping with no scheme is not freedom; it is four bars of deciding. Choosing AABB in advance means your attention goes on finding rhymes instead of choosing a shape — the same reason a drummer counts in rather than starting when it feels right. Start a round on AABB and stay there until pairs are automatic.
Not thisChoosing the scheme after the beat drops.
Do thisDeciding it during the count-in, while you still owe nobody a word.
Not thisTreating an X bar as a rest.
Do thisUsing the X bar to set up the landing that comes after it.
Not thisStarting on AAAA because it looks like the simplest pattern.
Do thisStarting on AABB. One sound at a time is far easier to fill than four in a row.
Questions
Which scheme should I actually drill first?
AABB. Only one sound is live at a time and you hold it for a single bar, so there is nothing to keep in reserve while you are busy landing.
Why is ABAB harder than AABB?
Two families are live at once: you have to hold the first sound back while you spend the second. That is a memory cost on top of the timing one.
What does X mean in a scheme?
A bar with no rhyme target. You still rap it — it is the bar you use to aim at the next landing.
Now play it
- AABB
Pairs, one sound live at a time. Move to ABAB when this stops feeling like work.
Finished lesson 4 of 7?