diff --git a/README.md b/README.md
index 1abc2be..a54281d 100644
--- a/README.md
+++ b/README.md
@@ -339,6 +339,20 @@ aman eval-vosk-keystrokes \
 - latency (avg/p50/p95), RTF, and model-load time
 - strict grammar compliance checks (out-of-grammar hypotheses hard-fail the model run)
 
+Internal Vosk exploration (single NATO words):
+
+```bash
+aman collect-fixed-phrases \
+  --phrases-file exploration/vosk/nato_words/phrases.txt \
+  --out-dir exploration/vosk/nato_words \
+  --samples-per-phrase 10
+```
+
+This prepares a labeled dataset for per-word NATO recognition (26 words, one
+word per prompt). Output includes:
+- `exploration/vosk/nato_words/samples/`
+- `exploration/vosk/nato_words/manifest.jsonl`
+
 Model evaluation lab (dataset + matrix sweep):
 
 ```bash
@@ -390,6 +404,7 @@ aman doctor --config ~/.config/aman/config.json --json
 aman self-check --config ~/.config/aman/config.json --json
 aman bench --text "example transcript" --repeat 5 --warmup 1
 aman collect-fixed-phrases --phrases-file exploration/vosk/fixed_phrases/phrases.txt --out-dir exploration/vosk/fixed_phrases --samples-per-phrase 10
+aman collect-fixed-phrases --phrases-file exploration/vosk/nato_words/phrases.txt --out-dir exploration/vosk/nato_words --samples-per-phrase 10
 aman eval-vosk-keystrokes --literal-manifest exploration/vosk/keystrokes/literal/manifest.jsonl --nato-manifest exploration/vosk/keystrokes/nato/manifest.jsonl --intents exploration/vosk/keystrokes/intents.json --output-dir exploration/vosk/keystrokes/eval_runs --json
 aman build-heuristic-dataset --input benchmarks/heuristics_dataset.raw.jsonl --output benchmarks/heuristics_dataset.jsonl --json
 aman eval-models --dataset benchmarks/cleanup_dataset.jsonl --matrix benchmarks/model_matrix.small_first.json --heuristic-dataset benchmarks/heuristics_dataset.jsonl --heuristic-weight 0.25 --json
diff --git a/exploration/vosk/nato_words/.gitignore b/exploration/vosk/nato_words/.gitignore
new file mode 100644
index 0000000..0b5aa57
--- /dev/null
+++ b/exploration/vosk/nato_words/.gitignore
@@ -0,0 +1,3 @@
+manifest.jsonl
+samples/
+eval_runs/
diff --git a/exploration/vosk/nato_words/phrases.txt b/exploration/vosk/nato_words/phrases.txt
new file mode 100644
index 0000000..9170644
--- /dev/null
+++ b/exploration/vosk/nato_words/phrases.txt
@@ -0,0 +1,28 @@
+# NATO alphabet single-word grammar labels.
+# One phrase per line.
+alpha
+bravo
+charlie
+delta
+echo
+foxtrot
+golf
+hotel
+india
+juliett
+kilo
+lima
+mike
+november
+oscar
+papa
+quebec
+romeo
+sierra
+tango
+uniform
+victor
+whiskey
+x-ray
+yankee
+zulu